glibc/sysdeps/mach/hurd/pathconf.c

41 lines
1.3 KiB
C

/* Copyright (C) 1991-2023 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <errno.h>
#include <stddef.h>
#include <sys/stat.h>
#include <hurd.h>
#include <hurd/fd.h>
/* Get file-specific information about FILE. */
long int
__pathconf (const char *file, int name)
{
error_t err;
int value; /* RPC returns an `int', not a `long int'. */
file_t port = __file_name_lookup (file, 0, 0);
if (port == MACH_PORT_NULL)
return -1L;
err = __io_pathconf (port, name, &value);
__mach_port_deallocate (__mach_task_self (), port);
if (err)
return __hurd_fail (err), -1L;
return value;
}
weak_alias (__pathconf, pathconf)